<template>
	<view class="pages" :class="themeName">
		<mescroll-body ref="mescrollRef" @init="mescrollInit" @up="upCallback" :up="upOption" :down="downOption"
			@down="downCallback">
			<view class="user-fans">
				<view class="header">
					<view class="bg-white p-20">
						<u-search v-model="keyword" shape="round" placeholder="请输入搜索关键词"
							@search="changeTab" @custom="changeTab" />
					</view>
					
					<view class="top-bar flex bg-white md">
						<view class="bar-item flex" :class="{'item-active': active == 'all'}" @tap="changeTab('all')">
							全部粉丝
						</view>
						<view class="bar-item flex" :class="{'item-active': active == 'first'}"
							@tap="changeTab('first')">
							一级粉丝</view>
						<view class="bar-item flex" :class="{'item-active': active == 'second'}"
							@tap="changeTab('second')">
							二级粉丝</view>
					</view>
					<view class="sort-bar flex bg-white">
						<view class="sort-bar-item flex row-center" @tap="sortChange(0)">
							<view :class="sortType == 0 ? 'item-active' : ''">团队排序</view>
							<view class="arrow-icon flex-col col-center row-center">
								<u-icon name="arrow-up-fill"
									:color="fansSort == 'asc' ? themeColor : '#333333'"></u-icon>
								<u-icon name="arrow-down-fill"
									:color="fansSort == 'desc' ? themeColor : '#333333'"></u-icon>
							</view>
						</view>
						<view class="sort-bar-item flex row-center" @tap="sortChange(1)">
							<view :class="sortType == 1 ? 'item-active' : ''">金额排序</view>
							<view class="arrow-icon flex-col col-center row-center">
								<u-icon name="arrow-up-fill"
									:color="moneySort == 'asc' ? themeColor : '#333333'"></u-icon>
								<u-icon name="arrow-down-fill"
									:color="moneySort == 'desc' ? themeColor : '#333333'"></u-icon>
							</view>
						</view>
						<view class="sort-bar-item flex row-center" @tap="sortChange(2)">
							<view :class="sortType == 2 ? 'item-active' : ''">订单排序</view>
							<view class="arrow-icon flex-col col-center row-center">
								<u-icon name="arrow-up-fill"
									:color="orderSort == 'asc' ? themeColor : '#333333'"></u-icon>
								<u-icon name="arrow-down-fill"
									:color="orderSort == 'desc' ? themeColor : '#333333'"></u-icon>
							</view>
						</view>
					</view>
				</view>
				<view class="content">
					<view class="card-box p-t-20">
						<view v-for="(item, index) in fansList" :key="index"
							class="card-item flex row-between bg-white p-20">
							<view class="flex">
								<u-image :src="item.avatar" border-radius="50%" width="100rpx" height="100rpx" />
								<view class="fans-info m-l-20">
									<view class="fans-name bold line-1">{{item.nickname}}</view>
									<view class="lighter xs">
										<view v-if="item.mobile" class="m-r-20">{{item.mobile}}</view>
										<view>{{item.create_time}}</view>
									</view>
								</view>
							</view>
							<view class="flex-col xs flex-none m-l-20 text-right">
								<view class="msg"><span class="fans-num">{{item.fans}} </span>人</view>
								<view class="m-t-5 msg"><span>{{item.order_num}} </span>单</view>
								<view class="m-t-5 msg"><span>{{item.order_amount}} </span>元</view>
							</view>
						</view>
					</view>
				</view>
			</view>
		</mescroll-body>
	</view>
</template>

<script>
	import {
		SortEnum,
	} from '@/utils/enum';
	import {
		apiDistributionFans
	} from '@/api/user';
	import MescrollMixin from "@/components/mescroll-uni/mescroll-mixins";
	export default {
		mixins: [MescrollMixin], // 使用mixin
		data() {
			return {
				upOption: {
					empty: {
						icon: '',
						tip: '暂无相关数据', // 提示
					}
				},
				active: 'all',
				sortType: -1,
				keyword: "",
				fansSort: SortEnum['NONE'],
				moneySort: SortEnum['NONE'],
				orderSort: SortEnum['NONE'],
				fansList: []
			};
		},
		methods: {
			onRefresh() {
				this.fansList = []
				this.mescroll.resetUpScroll();
			},

			// 上拉加载 
			upCallback(page) {
				const {
					fansSort,
					moneySort,
					orderSort,
					active,
					keyword,
				} = this;
				const params = {
					type: active,
					keyword,
					fans: fansSort,
					order_amount: moneySort,
					order_num: orderSort,
					page_size: page.size,
					page_no: page.num,
				};
				apiDistributionFans(params).then((data) => {
					if (page.num == 1) this.fansList = [];
					const curPageData = data.lists;
					const curPageLen = curPageData.length;
					this.fansList = this.fansList.concat(curPageData);
					this.mescroll.endSuccess(curPageLen, data.count);
				}).catch(() => {
					this.mescroll.endErr()
				})

			},

			changeTab(val) {
				this.active = val
				this.onRefresh()
			},

			// 排序状态变化 
			sortChange(type) {
				let {
					fansSort,
					moneySort,
					orderSort
				} = this;

				this.sortType = parseInt(type)

				switch (this.sortType) {
					case 0:
						// 团队排序
						if (fansSort == SortEnum['DESC ']|| fansSort == SortEnum['NONE']) {
							this.fansSort = SortEnum['ASC'];
							this.moneySort = SortEnum['NONE']
							this.orderSort = SortEnum['NONE']
						} else if (fansSort == SortEnum['ASC']) {
							this.fansSort = SortEnum['DESC'];
							this.moneySort = SortEnum['NONE'];
							this.orderSort = SortEnum['NONE'];
						}
						break;

					case 1:
						// 金额排序
						if (moneySort == SortEnum['DESC ']|| moneySort == SortEnum['NONE']) {
							this.moneySort = SortEnum['ASC'];
							this.fansSort = SortEnum['NONE'];
							this.orderSort = SortEnum['NONE']
						} else if (moneySort == SortEnum['ASC']) {
							this.moneySort = SortEnum['DESC'];
							this.fansSort = SortEnum['NONE'];
							this.orderSort = SortEnum['NONE'];
						}

						break;
					case 2:
						// 订单排序
						if (orderSort == SortEnum['DESC ']|| orderSort == SortEnum['NONE']) {
							this.orderSort = SortEnum['ASC'];
							this.moneySort = SortEnum['NONE'];
							this.fansSort = SortEnum['NONE'];
						} else if (orderSort == SortEnum['ASC']) {
							this.orderSort = SortEnum['DESC'];
							this.moneySort = SortEnum['NONE'];
							this.fansSort = SortEnum['NONE'];
						}

						break;
				}

				this.onRefresh()
			}
		}
	};
</script>
<style lang="scss">
	.user-fans {
		.header {
			.top-bar {
				padding: 18rpx 50rpx;
				height: 100rpx;

				.bar-item {
					flex: 1;
					padding: 0 30rpx;
					height: 58rpx;

					&:not(:last-of-type) {
						margin-right: 54rpx;
					}
				}

				.item-active {
					color: white;
					@include background_color();
					border-radius: 100rpx;
				}
			}

			.sort-bar {
				height: 80rpx;

				.sort-bar-item {
					flex: 1;

					.arrow-icon {
						transform: scale(0.36);
					}

					.item-active {
						@include font_color()
					}
				}
			}
		}
	}

	.content {
		.card-box {
			.card-item {
				.fans-name {
					width: 450rpx;
				}

				&:not(:last-of-type) {
					border-bottom: $-solid-border;
				}
				.fans-num {
					@include font_color()
				}
			}
		}
	}
</style>
